An “oiled” duck recovered near the Bell Slough State Wildlife Management Area in Mayflower, Ark., is rescued Monday, April 1, 2013 and prepared to be taken to HAWK Center, a wildlife rehabilitation group assisting ExxonMobil after a pipeline ruptured and dumped several thousands of barrels of oil Friday. Cleanup of streams, wildlife and residential yards continues this week. less

An “oiled” duck recovered near the Bell Slough State Wildlife Management Area in Mayflower, Ark., is rescued Monday, April 1, 2013 and prepared to be taken to HAWK Center, a wildlife rehabilitation group ... more

A member of ExxonMobil's cleanup crew is reflected in water and oil in a drainage ditch along State Highway 365 in Mayflower, Ark., Monday, April 1, 2013. Cleanup in the area where thousands of barrels of crude oil leaked from a pipeline continues this week. less

A member of ExxonMobil's cleanup crew is reflected in water and oil in a drainage ditch along State Highway 365 in Mayflower, Ark., Monday, April 1, 2013. Cleanup in the area where thousands of barrels of crude ... more

Photo: Courtney Spradlin, AP Photo/Log Cabin Democrat

A member of ExxonMobil's cleanup crew is reflected in water... Photo-4418366.59662 - Houston Chronicle

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A worker with an oil cleanup crews siphons off oil on floating on the top along the drainage toward Lake Conway in Conway, Ark., Sunday, March 31, 2013. Residents affected by an oil spill in central Arkansas could be displaced for weeks, officials said, as crews continued to clean up the thousands of barrels of oil and water that leaked from a pipeline. less

A worker with an oil cleanup crews siphons off oil on floating on the top along the drainage toward Lake Conway in Conway, Ark., Sunday, March 31, 2013. Residents affected by an oil spill in central Arkansas ... more

This photo taken Sunday, March 31, 2013 shows the Northwoods Subdivision in Mayflower, Ark., the site of where a petroleum line ruptured near a drainage ditch, leaking oil into a stream leading into Lake Conway. Residents affected by an oil spill in central Arkansas could be displaced for weeks, officials said, as crews continued to clean up the thousands of barrels of oil and water that leaked from a pipeline. less

This photo taken Sunday, March 31, 2013 shows the Northwoods Subdivision in Mayflower, Ark., the site of where a petroleum line ruptured near a drainage ditch, leaking oil into a stream leading into Lake ... more

A worker cleans up oil in Mayflower, Ark., on Monday, April 1, 2013, days after a pipeline ruptured and spewed oil over lawns and roadways.

A worker cleans up oil in Mayflower, Ark., on Monday, April 1, 2013, days after a pipeline ruptured and spewed oil over lawns and roadways.

Photo: Jeannie Nuss, AP

A worker cleans up oil in Mayflower, Ark., on Monday, April 1,... Photo-4418374.59662 - Houston Chronicle

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A crew member with ExxonMobil washes oil from another crew member's boots at North Starlight Road in the Northwoods subdivision in Mayflower, Ark., Monday, April 1, 2013. Other crew members are seen power washing oil from the street near the pipeline that ruptured and dumped several thousands of barrels of oil Friday. less

A crew member with ExxonMobil washes oil from another crew member's boots at North Starlight Road in the Northwoods subdivision in Mayflower, Ark., Monday, April 1, 2013. Other crew members are seen power ... more

Photo: Courtney Spradlin, AP Photo/Log Cabin Democrat

A crew member with ExxonMobil washes oil from another crew... Photo-4418375.59662 - Houston Chronicle

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Faulkner County Judge Allen Dodson talks to reporters in Mayflower, Ark., on Monday, April 1, 2013, days after a crude oil pipeline ruptured and spewed oil over lawns and roadways.

Faulkner County Judge Allen Dodson talks to reporters in Mayflower, Ark., on Monday, April 1, 2013, days after a crude oil pipeline ruptured and spewed oil over lawns and roadways.

Faulkner County Judge Allen Dodson, center, helps develop plans of action plans as part of incident review at temporary command operations at Mayflower, Ark., City Hall, Sunday, March 31, 2013. Next to him are Nicolas Brescia, left, EPA On Scene Coordinator at USEPA, and Dean Vanderhoff, right, incident commander at ADEQ. Residents affected by an oil spill in central Arkansas could be displaced for weeks, officials said, as crews continued to clean up the thousands of barrels of oil and water that leaked from a pipeline. less

Faulkner County Judge Allen Dodson, center, helps develop plans of action plans as part of incident review at temporary command operations at Mayflower, Ark., City Hall, Sunday, March 31, 2013. Next to him are ... more